These Cell Organelles Cornell Doodle Notes are a visual, scaffolded, no-prep resource for teaching about the structure and function of eukaryotic cell organelles and the difference between animal and plant cells! These notes cover the general definition of a eukaryotic cell (contains a nucleus), gives a city analogy for each of the main cell organelles (for example, power plant = mitochondria, nucleus = city hall, ribosomes = businesses, etc.), and differentiates between animal and plant cells (